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【LeetCode】6 - ZigZag Conversion
The string"PAYPALISHIRING"is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font fo...
分类:其他好文   时间:2015-08-02 23:08:40    阅读次数:212
14年12月CCF真题2-Z字形扫描
问题描述在图像编码的算法中,需要将一个给定的方形矩阵进行Z字形扫描(Zigzag Scan)。给定一个n×n的矩阵,Z字形扫描的过程如下图所示:对于下面的4×4的矩阵,1539375694647313对其进行Z字形扫描后得到长度为16的序列:1539739547366413请实现一个Z字形扫描的程序...
分类:其他好文   时间:2015-08-02 11:40:03    阅读次数:225
leetCode 103.Binary Tree Zigzag Level Order Traversal (二叉树Z字形水平序) 解题思路和方法
Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between). For example: Given binary ...
分类:其他好文   时间:2015-08-01 22:08:36    阅读次数:141
Binary Tree Zigzag Level Traversal
Given a binary tree, return thezigzag level ordertraversal of its nodes' values. (ie, from left to right, then right to left for the next level and al...
分类:其他好文   时间:2015-07-28 12:19:05    阅读次数:120
用c++实现一个n*n矩阵,矩阵沿着45度递增,形成zigzag数组
#include #include using namespace std; int main() { int N; int s, i, j; int squa; cin>>N; squa = N*N; /*为指向int型指针的指针分配空间, 该指针指向n个int型指针*/ int **a = (int **)malloc(N* sizeof(int)); if ...
分类:编程语言   时间:2015-07-26 22:47:18    阅读次数:556
[Leetcode] Binary Tree Zigzag Level Order Traversal
主要是如何实现在某些层的翻转,使用两个队列。记录两个层。如果需要翻转,则翻转。这里实际上有一个翻转的消耗。可以使用双端队列,在插入时就是正确的顺序,无需翻转。 1 2 3456 7level 1: 1level 2: 3 2level 3: 7 6 5 4使用flag控制读写方向即可,这样放到lis...
分类:其他好文   时间:2015-07-26 12:29:41    阅读次数:115
103 Binary Tree Zigzag Level Order Traversal
103 Binary Tree Zigzag Level Order Traversallevel traversal的变种class Solution: # @param {TreeNode} root # @return {integer[][]} def zigzagLeve...
分类:其他好文   时间:2015-07-23 06:51:24    阅读次数:116
[LeetCode][Java] Binary Tree Zigzag Level Order Traversal
题目: Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between). For example: Give...
分类:编程语言   时间:2015-07-20 23:39:45    阅读次数:184
[leedcode 103] Binary Tree Zigzag Level Order Traversal
Given a binary tree, return thezigzag level ordertraversal of its nodes' values. (ie, from left to right, then right to left for the next level and al...
分类:其他好文   时间:2015-07-20 23:09:54    阅读次数:123
leetcode | ZigZag Conversion
ZigZag Conversion : The string “PAYPALISHIRING” is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font for better legibility)P A...
分类:其他好文   时间:2015-07-20 19:41:58    阅读次数:116
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